Clamp



FIG. 1 is a front perspective view of the clamp;

FIG. 2 is a rear perspective view of the clamp;

FIG. 3 is an additional perspective view from below the clamp;

FIG. 4 is a right side view of the clamp (the left side view is a mirror image of the right side view and is not shown);

FIG. 5 is a top view of the clamp;

FIG. 6 is a bottom view of the clamp;

FIG. 7 is a rear view of the clamp; and,

FIG. 8 is a front view of the clamp. 

CLAIM The ornamental design for a clamp, as shown and described. 